/* ******************************************************************************
 * Copyright (c) 2006-2012 XMind Ltd. and others.
 * 
 * This file is a part of XMind 3. XMind releases 3 and
 * above are dual-licensed under the Eclipse Public License (EPL),
 * which is available at http://www.eclipse.org/legal/epl-v10.html
 * and the GNU Lesser General Public License (LGPL), 
 * which is available at http://www.gnu.org/licenses/lgpl.html
 * See http://www.xmind.net/license.html for details.
 * 
 * Contributors:
 *     XMind Ltd. - initial API and implementation
 *******************************************************************************/
package org.xmind.core;

import java.util.Set;

public interface ILegend extends IAdaptable, ISheetComponent, IPositioned {

    boolean isEmpty();

    boolean isVisible();

    void setVisible(boolean visible);

    String getMarkerDescription(String markerId);

    void setMarkerDescription(String markerId, String description);

    Set<String> getMarkerIds();

}